双乙酸钠 SODIUM DIACETATE
一、化学名：双乙酸钠
二、分子式：C4H7NaO4
三、分子量：142.09
四、CAS: 126-96-5
五、性状：白色结晶粉末，带有醋酸气味，易吸潮，易溶于水，加热至150℃以上分解。
六、用途：用作防腐剂、营养调味剂、消毒剂、饲料中添加可提高蛋白质利用率。
七、包装：内衬聚乙烯塑料袋，外套复合塑料编织袋包装，每袋净重25kg。
八、贮存与运输：贮存在通风清洁库房中，装载运输时要轻装轻放，防止破损，防止受潮、受热，运
输过程中防止雨淋受潮，应与有毒物品隔离。
质量指标 | Specification | GB 25538-2010 | FCC VII |
游离乙酸（以干基计），w/% | Free acetic acid,w/% | 39.0-41.0 | 39.0-41.0 |
乙酸钠（以干基计），w/% | Sodium acetate,w/% | 58.0-60.0 | 58.0-60.0 |
水分，w/% ≤ | Moisture ,w/% ≤ | 2.0 | 2.0 |
pH值(100g/L溶液，25℃） | PH value(100g/L solution,25℃) | 4.5-5.0 | ——— |
易氧化物，w/% ≤ | Readily oxidizable substance,w/% ≤ | 0.2 | 0.2 |
铅（Pb)，mg/kg ≤ | Lead(Pb),mg/kg ≤ | 2.0 | 2.0 |
1、Chemical Name: :Sodium Diacetate
2、Molecular Formula: C4H7O4Na
3、Molecular Weight: 142.09
4、CAS: 126-96-5
5、Character: It’s white crystalline powde with acetic acid odour, it’s hygroscopic and easily soluble in water. It decomposes at 150 ℃ .
6、Usage: It can be used as antiseptic, nutritional seasoning agnet or disinfectant. It promotes the utilization of protein in feed.
7、Packing: It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as outer
layer. The net weight of each bag is 25kg
8、Storage and Transport: It should be stored in a dry and ventilative warehouse, kept away from heat and
moisture during transportation,unloaded with care so as to avoid damage.Furthermore, it must be stored
separately from poisonous substances.
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